Dyfyniad APA

Alan Bryman & Emma Bell. (2007). Business research methods (2nd ed.). Oxford University Press.

Dyfyniad Arddull Chicago

Alan Bryman and Emma Bell. Business Research Methods. 2nd ed. New York: Oxford University Press, 2007.

Dyfyniad MLA

Alan Bryman and Emma Bell. Business Research Methods. 2nd ed. Oxford University Press, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.